21232002020110 has 16 divisors (see below), whose sum is σ = 43677261298656. Its totient is φ = 7279543549728.

The previous prime is 21232002020063. The next prime is 21232002020167. The reversal of 21232002020110 is 1102020023212.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151657157217 + ... + 151657157356.

It is an arithmetic number, because the mean of its divisors is an integer number (2729828831166).

Almost surely, 2^{21232002020110} is an apocalyptic number.

21232002020110 is an abundant number, since it is smaller than the sum of its proper divisors (22445259278546).

21232002020110 is a wasteful number, since it uses less digits than its factorization.

21232002020110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303314314587.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 21232002020110 its reverse (1102020023212), we get a palindrome (22334022043322).

The spelling of 21232002020110 in words is "twenty-one trillion, two hundred thirty-two billion, two million, twenty thousand, one hundred ten".